Process media

• Fluid Group 1 (suitable for dangerous fluids)

• Aggregate state: Paste/light slurry, liquid and gas

Number of process variables

7

Measurement of

• Mass flow

• Volume flow

• Density

• Process media temperature

• Corrected volume flow

• Reference density

• Fraction A flow

• Fraction B flow

• Fraction A %

• Fraction B %

Current output

Current

0 … 20 mA or 4 … 20 mA
(Channel 1 only 4 … 20 mA)

Load

< 500 ? per channel

Time constant

0 … 100 s adjustable

Digital output¹⁾

Pulse

41.6 ?s … 5 s pulse duration

Frequency

0 … 10 kHz, 50 % duty cycle, 120 % overscale provision

Time constant

0 … 100 s adjustable

Active

0 … 24 V DC, 110 mA, short-circuit-protected

Passive

3 … 30 V DC, max. 110 mA

Relay

Type

Change-over voltage-free relay contact

Load

30 V AC/100 mA

Functions

Alarm level, alarm number, limit, flow direction

Digital input

Voltage

15 … 30 V DC (2 … 15 mA)

Functionality

Start/stop/hold/continue dosing, reset totalizer 1 and 2, force output, freeze output

Galvanic isolation

All inputs and outputs are galvanically isolated, isolation voltage 500 V.

Cut-off

Low-flow

0 … 9.9 % of maximum flow

Limit function

Mass flow, volume flow, fraction, density, sensor temperature

Totalizer

Three eight-digit counters for forward, net or reverse flow

Display

• Background illumination with alphanumerical text, 3 x 20 characters to indicate flow rate, totalized values, settings and faults.

• Time constant as current output 1

• Reverse flow indicated by negative sign

Zero point adjustment

Via keypad or remote via digital input

Ambient temperature

Operation

• Transmitter

-40 … +60 °C (-40 … +140 °F),
(humidity max. 95 %)

• Display

-20 … +60 °C (-4 … +140 °F)

Storage

• Transmitter

-40 … +70 °C (-40 … +158 °F),
(humidity max. 95 %)

• Display

-20 … +70 °C (-4 … +158 °F)

Communication

HART 7.2

Enclosure

Material

Aluminum

Rating

IP67/NEMA 4X to IEC 529 and
DIN 40050 (1 mH₂O for 30 min.)

Mechanical load

18 … 400 Hz random,
3.17 g RMS, in all directions

Supply voltage

Supply

20 ... 27 V DC ± 10%;
100 ... 240 V AC ± 10 %, 47 ... 63 Hz

Fluctuation

No limit

Power consumption

7.5 W/15 VA

EMC performance

Emission

EN 55011/CISPR-11 (Class A)

Immunity

EN/IEC 61326-1 (Industry)

NAMUR

Within the value limits according to "General requirements" with error criteria A in accordance with NE 21

Environment

Within the value limits according to "General requirements" with alarm criteria A in accordance with NE 21

Environmental conditions acc. to IEC/EN/UL 61010-1

• Altitude up to 2000 m

• Pollution degree 2

Maintenance

The flowmeter has a built-in error log/pending menu which should be inspected on a regular basis.

Cable glands

Cable gland are available in Nylon, Nickel plated brass or stainless steel (316L/W1.4404) in the following dimensions:

• M20

• ?" NPT

Cable

Standard industrial signal cable up to 200 m long with 2 x screened pairs or 4-wire overall screen can be laid between the sensor and transmitter. Siemens offers cables in a selection of precut lengths and prepared for either gland or plug connection.

Approvals

Hazardous area

ATEX, IECEx, EAC Ex, FM, CSA, NEPSI, INMETRO:

• Zone 1: Ex d e ia [ia Ga] IIC T6 Gb

• Zone 21: Ex tb [ia Da] IIIC T85°C Db

FM:

• Class I+II+III, Div. 1 (US only): Grp. A, B, C, D, E, F, G, H

Custody transfer

• OIML R 117 type approval to a wide variety of liquids other than water

• NTEP for US and Canada

Pressure equipment

• PED

• CRN

Hygienic applications

• EHEDG for hygienic variant sensors

• 3A for hygienic variant sensors

• External cleanability satisfies EHEDG and 3A rules

Certificates

Safety Integration Level (applies only to compact versions)

• SIL 3 for software

• SIL 2 for hardware

• SIL 3 for redundant hardware systems

CE mark

• Pressure equipment

• Low voltage directive

• WEEE

• RoHS

Regional certifications

• C-TICK (Australia and New Zealand EMC)

• EAC (Belarus, Armenia, Kazakhstan, Russia)

• KCC (South Korea)